移动电信SMPP协议写的。很经典的！

跟短信相关的pdu格式说明文件，开发短信应用可以参考-SMS pdu format with the relevant documentation, developing SMS application can refer to the

CMPP2.0 接口的VB 程序-CMPP2.0 interface VB

手机PDU格式简介，手机AT命令收发SMS开发必看-About PDU format for mobile phones, mobile phones AT commands to send and receive SMS to develop a must-see

gsm手机短信协议-gsm SMS agreement

使用TAP的蜂窝型GSM手机短消息服务中心 -Mobile message service center which uses tap GSM

华为最新短信API(综合网关),支持CMPP2.0,CMPP3.0,CNGP,SGIP,SMGP,SMPP.含详细开发接口文档,demo.-Huawei" s latest SMS API (integrated gateway), in support of CMPP2.0, CMPP3.0, CNGP, SGIP, SMGP, SMPP. Containing details of the development of interface documentation, demo.

使用手机发送短消息的编程方法- Uses the handset to transmit the short news the programming method

短信CMPP3.0华为开发包,及下发wappush信息示例，附件说明文档。希望对大家有帮助； SMProxy30是在原有的SMProxy上增加的符合CMPP3.0协议的接口，可以同时满足Unix和WINDOW NT平台的使用。SMProxy30与ISMG建立TCP连接进行通信，并负责短消息发送和接收、维护与ISMG的握手、断连重连等；SMProxy30提供客户API接口函数，包括登录PROXY、退出PROXY、发送短消息、接受短消息、接受响应信息、查询短消息信息、取消短消息等。SMProxy30支持多线程并发使用发送短消息，SMProxy30和ISMG之间使用的通信协议是CMPP协议。

SGIPAPI_Sample_CSharp.rar

This full set of procedures used to communicate with any GSM module for SMS sending/receiving (it uses standard AT commands). Original code is for ATMega162 microcontroller, but code is general to be easy ported to others platforms. Code can be compiled with IAR AVR compiler.-This is full set of procedures used to communicate with any GSM module for SMS sending/receiving (it uses standard AT commands). Original code is for ATMega162 microcontroller, but code is general to be easy ported to others platforms. Code can be compiled with IAR AVR compiler.